AC charging failure交流充电故障

①Check the charging socket and wiring harness检查充电插座与线束
1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Check whether the charging socket wiring harness is damaged or broken.检查充电插座线束是否存在损坏、断裂等现象。 3. Check the charging socket harness connector for loose connection or damage.检查充电插座线束接插件是否存在虚接、损坏等现象。 4. Check the charging socket for ablation, corrosion, etc.检查充电插座是否存在烧蚀、腐蚀等现象。 Are the test results normal?检查结果是否正常？ Yes → Go to step 2.是>>去步骤2。 No → Repair or replace the charging socket.否>>维修或更换充电插座。
②Check the integrated electric drive assembly fault code检查集成电力驱动总成故障码
1. Use a diagnostic tool to read the fault code of the integrated electric drive assembly and check whether there is a fault in the integrated electric drive assembly.使用诊断仪读取集成电力驱动总成故障码，检查集成电力驱动总成是否存在故障。 Are the test results normal?检查结果是否正常？ Yes → Go to step 3.是>>去步骤3。 No → Troubleshoot the integrated electric drive assembly fault according to the fault code.否>>根据故障码排除集成电力驱动总成故障。
③Check the battery pack fault code检查电池组箱故障码
1. Use a diagnostic tool to read the battery pack fault code and check whether there is a fault in the battery pack.使用诊断仪读取电池组箱故障码，检查电池组箱是否存在故障。 Are the test results normal?检查结果是否正常？ Yes → Go to step 4.是>>去步骤4。 No → Troubleshoot the battery pack box according to the fault code.否>>根据故障码排除电池组箱故障。
④Check the gateway controller fault code检查网关控制器故障码
1. Use a diagnostic tool to read the fault code of the gateway controller and check whether there is a fault in the gateway controller.使用诊断仪读取网关控制器故障码，检查网关控制器是否存在故障。 Are the test results normal?检查结果是否正常？ Yes → Go to step 5.是>>去步骤5。 No → Troubleshoot the gateway controller fault based on the fault code.否>>根据故障码排除网关控制器故障。
⑤Check the vehicle controller fault code检查整车控制器故障码
1. Use a diagnostic tool to read the fault code of the vehicle controller and check whether there is a fault in the vehicle controller.使用诊断仪读取整车控制器故障码，检查整车控制器是否存在故障。 Are the test results normal?检查结果是否正常？ Yes → Go to step 6.是>>去步骤6。 No → Troubleshoot the vehicle controller fault according to the fault code.否>>根据故障码排除整车控制器故障。
⑥Check charging equipment检查充电设备
1. Replace the charging plug or charging equipment, charge again, and check whether the fault is eliminated.替换充电枪或充电设备，再次进行充电，检查故障是否排除。 Are the test results normal?检查结果是否正常？ Yes → Fault resolved.是>>故障排除。 No → Go to step 7.否>>去步骤7。
⑦Check CC signal line检查CC信号线路
	1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Disconnect the integrated electric drive assembly harness connector FB58.断开集成电力驱动总成线束接插件FB58。 3. Use a digital multimeter to measure the resistance between pin 2 of the charging socket CS04 and pin 10 of FB58.用数字万用表测量充电插座CS04的2号针脚与FB58的10号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω Are the test results normal?检查结果是否正常？ Yes → Go to step 8.是>>去步骤8。 No → Repair or replace the CC signal wiring harness.否>>维修或更换CC信号线束。
⑧Check CP signal line检查CP信号线路
	1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Disconnect the integrated electric drive assembly harness connector FB58.断开集成电力驱动总成线束接插件FB58。 3. Use a digital multimeter to measure the resistance between pin 6 of the charging socket CS04 and pin 9 of FB58.用数字万用表测量充电插座CS04的6号针脚与FB58的9号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω Are the test results normal?检查结果是否正常？ Yes → Go to step 9.是>>去步骤9。 No → Repair or replace the CP signal harness.否>>维修或更换CP信号线束。
⑨Check electronic lock status circuit检查电子锁状态线路
	1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Disconnect the vehicle controller harness connector FB41/FB42.断开整车控制器线束接插件FB41/FB42。 3. Use a digital multimeter to measure the resistance between pin 24 of the charging socket CS02 and pin 12 of FB42.用数字万用表测量充电插座CS02的24号针脚与FB42的12号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω
	d. Use a digital multimeter to measure the resistance between pin 23 of the charging socket CS02 and pin 50 of FB41.d.用数字万用表测量充电插座CS02的23号针脚与FB41的50号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω
	e. Use a digital multimeter to measure the resistance between pin 25 of the charging socket CS02 and pin 17 of FB41.e.用数字万用表测量充电插座CS02的25号针脚与FB41的17号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω Are the test results normal?检查结果是否正常？ Yes → Go to step 10.是>>去步骤10。 No → Repair or replace the electronic lock status wiring harness.否>>维修或更换电子锁状态线束。
⑩Check electronic lock control circuit检查电子锁控制线路
	1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Disconnect the vehicle controller harness connector FB41.断开整车控制器线束接插件FB41。 3. Use a digital multimeter to measure the resistance between pins 26/27 of the charging socket CS02 and pins 3/1 of FB41.用数字万用表测量充电插座CS02的26/27号针脚与FB41的3/1号针脚之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω Are the test results normal?检查结果是否正常？ Yes → Go to step 11.是>>去步骤11。 No → Repair or replace the electronic lock control harness.否>>维修或更换电子锁控制线束。
⑪Check the charging socket ground circuit检查充电插座接地线路
	1. Power state is "OFF", disconnect the negative terminal of the 12V battery.电源状态“OFF”，断开蓄电池负极。 2. Use a digital multimeter to measure the resistance between pin 13 of the charging socket CS02 and ground.用数字万用表测量充电插座CS02的13号针脚与接地之间的电阻。 Standard resistance value: <1标准电阻值：＜1 Ω Are the test results normal?检查结果是否正常？ Yes → Find the cause from other fault symptoms.是>>从其他故障现象查找原因。 No → Repair or replace the charging socket grounding harness.否>>维修或更换充电插座接地线束。